OSG Thread Forming Tap: 1/4"-28 UNF, H3 / 2B-3B, Plug Chamfer
The OSG Thread Forming Tap (1/4"-28 UNF) is a general-purpose thread-forming tap with a Plug Chamfer and TiCN Coated Cobalt construction, rated H3 / 2B-3B (MPN 1400129208). 3G Electric sources this genuine OSG tool…
SKU 3G-OTH-237269
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Product Description
The OSG Thread Forming Tap (1/4"-28 UNF) is a general-purpose thread-forming tap with a Plug Chamfer and TiCN Coated Cobalt construction, rated H3 / 2B-3B (MPN 1400129208). 3G Electric sources this genuine OSG tool as part of our industrial supply across 14 departments, with specialist expertise in combustion, pumps, and controls to ensure you get the right solution.
Frequently Asked Questions
What is the OSG Thread Forming Tap 1/4"-28 UNF used for?
This OSG thread forming tap is used to create internal threads in ductile materials such as steel, aluminum, and brass without cutting. It is ideal for automotive, aerospace, and general manufacturing applications where strong, chip-free threads are required.
What are the specifications of the OSG Thread Forming Tap 1400129208?
The OSG thread forming tap has a thread size of 1/4"-28 UNF, a plug chamfer, and a TiCN coating on cobalt steel. It is rated H3 / 2B-3B for thread fit. The manufacturer part number is 1400129208, and it is designed for general purpose thread forming.
Where to buy the OSG Thread Forming Tap 1/4"-28 UNF worldwide?
You can source the OSG Thread Forming Tap 1/4"-28 UNF from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your operations.
How to select the correct OSG thread forming tap for my application?
Select the OSG thread forming tap based on thread size, pitch, and material. For ductile materials like aluminum or low-carbon steel, use a TiCN-coated tap like this 1/4"-28 UNF model. Ensure the tap chamfer (plug) matches your hole depth and that the H3 tolerance fits your required thread class.
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3G Electric supplies OSG general purpose thread-forming taps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















